31198980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{9811}}^1$

素因数の和:9876

約数の個数: 48

約数和(自身を含む): 89014464

約数和(自身を除く): 57815484

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 53, 60, 106, 159, 212, 265, 318, 530, 636, 795, 1060, 1590, 3180, 9811, 19622, 29433, 39244, 49055, 58866, 98110, 117732, 147165, 196220, 294330, 519983, 588660, 1039966, 1559949, 2079932, 2599915, 3119898, 5199830, 6239796, 7799745, 10399660, 15599490, 31198980]

約数ペア:

[(1, 31198980), (2, 15599490), (3, 10399660), (4, 7799745), (5, 6239796), (6, 5199830), (10, 3119898), (12, 2599915), (15, 2079932), (20, 1559949), (30, 1039966), (53, 588660), (60, 519983), (106, 294330), (159, 196220), (212, 147165), (265, 117732), (318, 98110), (530, 58866), (636, 49055), (795, 39244), (1060, 29433), (1590, 19622), (3180, 9811)]